Sub-Categories. 1  Anemometers (vane and hot-wire) Anemometers are used to measure airflow and volume at registers and in ducts. Vane anemometers measure airflow independent of the air density making them ideal for many applications where measurement without the need for corrections is desired.
1 1:99 diluted household bleach (mixing 10ml of bleach with 1litre of water) can be used for general household cleaning. 2  1:49 diluted household bleach (mixing 10ml of bleach with 0.5litre of water) is used to disinfect surfaces or articles contaminated with vomitus, excreta, secretions or blood.leach containing 5.25% sodium hypochlorite should be diluted as follows (demonstration short): 1:99 diluted household bleach (mixing 10ml of bleach with 1litre of water) can be used for general household cleaning.
 Do not pour bleach directly on the laundry, it will burn it.   Consider using Oxygen non-chlorine bleach:  -buy concentrated or ultraconcentrated Sodium Percarbonate in bleach in powder form. You get the best cleaning for least money.The cheap brands contain a lot more fillers than the concentrated kind.Add one cup of bleach to a large load of white laundry.  Use hot water.  If laundry comes out yellow, it means your water contains too much iron, which rusts in contact â¦ with bleach and yellows your laundry. Should this happen, stop using chlorine bleach, try Oxy.